2. For the Cake, beat softened butter, granulated sugar and sour cream in large bowl with electric mixer on medium speed until light and fluffy. Add eggs, 1 at a time, beating well after each addition. Mix in vanilla. Gradually beat in flour and baking soda on low speed until well mixed.

3. Spoon 1/2 of the Streusel Topping into greased and floured 12-cup Bundt pan. Spoon 1/2 of the batter over top. Repeat layers.